Adam Craig Gilchrist, AM (born 14 November 1971), nicknamed "Gilly" or "Churchy", is a former Australian cricketer who has captained Kings XI Punjab and Middlesex. He is an attacking left-handed batsman and record-breaking wicket-keeper, who redefined the role for the Australian national team through his aggressive batting. He is considered to be one of the greatest wicket-keeper–batsmen in the history of the game. He holds the world record for the most dismissals by a wicket keeper in One Day International (ODI) cricket and the most by an Australian in Test cricket.

His strike rate is amongst the highest in the history of both ODI and Test cricket; his century against England at Perth in December 2006 is the second-fastest century in all Test cricket.He is the only player to have hit 100 sixes in Test cricket.His 17 Test and 16 ODI centuries are the most by a wicket-keeper.He holds the unique record of scoring at least 50 runs in successive World Cup finals (in 1999, 2003 and 2007)and is one of only three players to have won three titles.

Gilchrist is renowned for walking when he considers himself to be out, sometimes contrary to the decision of the umpire.He made his first-class debut in 1992, his first One-Day International appearance in 1996 in India and his Test debut in 1999.During his career, he played for Australia in 96 Test matches and over 270 One-day internationals. He was Australia's vice-captain in both forms of the game, captaining the team when regular captains Steve Waugh and Ricky Ponting were unavailable.He retired from international cricket in March 2008.

In March 2013 he announced that he would be join the Caribbean Premier League a Twenty20 tournament in the West Indies in July along with teammate Ricky Ponting.

• Gilchrist was one of five Wisden Cricketers of the Year for 2002, and Australia's One-day International Player of the Year in 2003 and 2004.
• He was awarded the Allan Border Medal in 2003, and was the only Australian cricketer who was a current player at the time to have been named in "Richie Benaud's Greatest XI" in 2004.
• He was selected in the ICC World XI for the charity series against the ACC Asian XI, 2004–05,was voted as "World's Scariest Batsman" in a poll of international bowlers,and was named as wicket-keeper and opening batsman in Australia's "greatest ever ODI team."
• In a poll of over ten thousand people hosted in 2007 by Cricinfo, he was voted the ninth greatest all-rounder of the last one hundred years.
• A panel of prominent cricket writers selected him in Australia's all-time best XI for Cricinfo.
• Gilchrist has not only left his mark on Australian cricket but the whole cricketing world.